Cleveland Controls AFS-275-206 Air Pressure Sensing Switch
The Cleveland Controls AFS-275-206 is a precision-engineered air pressure sensing switch designed for reliable performance in HVAC, combustion, and air-handling applications. Built to handle a wide range of system pressures and voltages, this switch delivers accurate, repeatable operation in demanding commercial and industrial environments.
Key Specifications
- Sensing Range: 0.05″ w.c. ± 0.02″ w.c. to 2″ w.c.
- Operating Voltage: 120V–277Vac
- Maximum Pressure: ½ PSI (0.5 PSI)
- Compatible Media: Air or combustion by-products that will not degrade silicone
- SKU: AFS-275-206
Features & Benefits
- Wide voltage compatibility (120V–277Vac) simplifies installation across diverse electrical systems
- Low-differential setpoint starting at 0.05″ w.c. enables detection of minimal pressure changes
- Silicone-compatible media rating makes it suitable for use with air and combustion by-products
- Compact, durable design built for long-term reliability in commercial HVAC and combustion control systems
- Ideal for proving airflow, monitoring draft, and safeguarding burner and fan operation
Typical Applications
- Airflow proving in air handling units and furnaces
- Draft monitoring in combustion equipment
- Fan and blower status verification
- Safety interlock circuits in HVAC and heating systems
